Aquabio delivers a biological answer to holding tank treatment, eliminating formaldehyde and bronopal while using enzymatic action to manage waste and odours. The larger format offers extended tank coverage while maintaining the same quick-acting formula that prevents clogs and system issues.

• Biological, formaldehyde-free formula
• Enzymatic waste digestion and odour control
• Fresh citrus fragrance
• Safe for all RV and marine systems
• Treats up to 40-gallon tanks
• Box of 6 treatments, 8 oz bags each
• Campground-friendly and California-compliant